The Core 1800L offers a versatile design that accommodates up to five people, featuring a comfortable lounger alongside standard upright seating.
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The Core 1800L offers a versatile design that accommodates up to five people, featuring a comfortable lounger alongside standard upright seating. This rectangular model provides a perfect balance of relaxation options, allowing users to fully stretch out in the lounger or enjoy the soothing massage jets in the upright seats.
Explore our innovative hot tub features
Syncrylic™ shell blends the strength of traditional acrylic with the resilience of rotational molding, resisting cracks, fading, and everyday wear. Its smooth, non-porous surface wipes clean in seconds and stands up to changing weather, so your hot tub keeps its showroom look season after season with minimal effort.
An intuitive interface lets you adjust temperature, jets, and lighting with simple, responsive buttons. Clear readouts help you keep the water just how you like it, whether you are planning a quick soak or a full evening of relaxation.
Smooth surfaces and smart plumbing layouts minimize dirt traps, making it easier to wipe down the shell and keep components running efficiently. Paired with accessible drains and reliable filtration, this design reduces routine care time so there is more opportunity to unwind in the water.
Thoughtfully engineered positioning targets shoulders, back, and leg muscles with focused streams that help release everyday tension. A mix of directional and rotating flow patterns creates a customizable hydrotherapy experience, letting each seat deliver a different style of massage for comfort, recovery, or pure relaxation.
A uniquely light yet rugged shell makes these hot tubs easy to deliver, position, and even relocate to a cabin or second home, while integrated hand holds and reinforced Syncrylic construction add strength for handling without sacrificing everyday reliability.
Setup stays simple: place the spa on a level surface, fill it, and plug it into a standard outlet for instant relaxation, avoiding the extra time, expense, and coordination that come with hardwiring and complex electrical installations.
Dense insulation surrounds the shell and plumbing to lock in heat, improving energy efficiency and helping maintain stable water temperatures. It also supports internal components and dampens operating noise, so the spa runs quieter and more economically in every season.
The solid Syncrylic spa floor pairs with a Therma-Zone insulation barrier to help lock in heat while blocking cold air and moisture from below, creating a more energy-conscious soak and adding an extra layer of defense against pests and outdoor elements.
| Volume (G): | 205 Gal |
| Dry Weight (Lbs): | 238 Lbs |
| Jets: | 18 Stainless Steel Jets |
| Pump 1: | HPR, 2-speed |
| Filtration System: | Easy Kleen/Convex 2 |
| Length (in): | 78" |
| Width (in): | 68" |
| Height (in): | 32" |
| Lighting: | Main LED Light |
| Insulation: | Therma-Zone |
You’ll probably spend more on your daily cup of coffee. Hot tub costs can differ based on climate, model, and usage, but typical monthly electrical costs are in the $10 to $20 range. Plus, when you buy a hot tub that uses quality materials and the latest technology, you’ll save on maintenance, energy costs, and the expense of replacing costly salt water hot tub systems in the long run.
The prices shown on this website reflect MSRP, but your local dealer offers different pricing, packages, and promotions based on bulk buys and often pass the savings on to you. Visit your Jacuzzi® Hot Tubs dealer for the most current deals.
You need to have a proper foundation and meet any electrical requirements. Your Jacuzzi® authorized dealer will walk you through the process and connect you with an expert to install your hot tub. See what to expect in the video below.
Here are a few things you can do to ensure installation and setup goes smoothly:
Check your HOA, city, and county rules and obtain any permits necessary.
Decide on a foundation that supports your hot tub, ensures proper drainage, and looks good.
Choose the perfect location, and remember to leave room for maintenance and entertaining.
Keep our Pre-Installation Checklist handy for reference.
Thanks to advanced water management and filtration systems, hot tub maintenance is easier than ever—routine tasks take just a few minutes a week. When we surveyed current owners about basic hot tub maintenance, nearly all of them said it was easy! Here’s a quick summary of how to maintain a hot tub:
Water: Check the chemical levels weekly with test strips and adjust them by adding the appropriate products per your owner’s manual—no chemistry expertise necessary. Drain and refills are only needed every 3–4 months, based on use.
Filter: Rinse and clean filters with a garden hose or filter flosser once per month. Replace as needed.
Cover: Use a cover to help keep your water warm and clean. It will protect your hot tub from debris and weather elements.
“Love our tub. It’s so easy to take care of!”
–Jenny, Winnipeg, MB, Canada
Industry research shows that more than 76% of owners use their hot tub at least two times per week. Another survey found 98% of Jacuzzi® Brand hot tub owners would recommend purchasing one to their friends and family. Current owners will certainly tell you it’s worth it!
“This was a great buy, my whole family is enjoying it. Soon it will be filled with many friends and neighbors.”
–Dale, Hudsonville, MI
The best way to see if this hot tub is right for you is by trying it out for yourself. It's best to experience the relaxing sensation of hydrotherapy before you purchase.
